Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/15/2019
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 08/16/2019 06:58:32 70.08, 71.86 56.25 08/16/2019 06:58:09 70.09, 71.81 56.26 1.99 23
2 08/16/2019 07:48:02 -69.97,-120.66 123.85 08/16/2019 07:48:50 -69.94,-120.66 123.88 3.15 48
3 08/18/2019 22:25:35 -70.18, 20.24 122.82 08/18/2019 22:24:21 -70.23, 20.06 122.76 8.44 74
4 08/18/2019 23:15:03 70.02,-172.35 57.04 08/18/2019 23:15:03 70.01,-172.30 57.03 2.24 0
5 08/19/2019 00:04:33 -69.91, -4.86 123.05 08/19/2019 00:05:45 -69.92, -4.84 123.06 0.81 72
6 08/21/2019 14:42:06 -70.12, 136.03 122.00 08/21/2019 14:41:14 -70.09, 136.03 122.02 3.06 52
7 08/21/2019 15:31:33 70.01, -56.48 57.91 08/21/2019 15:31:58 69.99, -56.49 57.88 2.94 25
8 08/21/2019 16:21:17 -69.08, 109.90 122.97 08/21/2019 16:22:24 -69.09, 112.12 123.04 88.15 67
9 08/24/2019 06:58:36 -70.06,-108.18 121.17 08/24/2019 06:58:08 -70.07,-108.16 121.15 1.43 28
10 08/24/2019 07:48:03 69.94, 59.31 58.74 08/24/2019 07:48:52 69.96, 59.31 58.76 2.14 49
11 08/26/2019 22:25:35 70.20,-159.73 59.88 08/26/2019 22:24:22 70.20,-159.91 59.90 6.83 73
12 08/26/2019 23:15:06 -70.05, 7.69 120.26 08/26/2019 23:15:03 -70.04, 7.65 120.26 1.31 3
13 08/27/2019 00:04:34 69.88, 175.09 59.59 08/27/2019 00:05:46 69.89, 175.19 59.60 4.26 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/15/2019
SNOs_Map_LANDSAT-8_NPP_20190815.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/15/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service